... Epistar 3014 LED chip, . 2, D type AL housing 3, LED constant current driver 4, 1.0mm Aluminum PCB LED tube ... -20°C~40°CLife50000 hoursSpecification:1, Imported 3014 LED chip, high light efficiay, low light decay ... tube life3, LED constant current driver can improvelight efficiay and productReliability4, 18W LED tube can replace traditional 36W tube.5, 60% energy saving compared with traditional T8 ...